#define _CRT_SECURE_NO_WARNINGS 1
#include<stdio.h>
void main()
{
	int a = 0;
	int b = 0;
	for (a = 2000; a <= 3000; a=a + 4)
	{
		b++;
		printf("% d", a);
		if (b % 10 == 0)
		{
			printf("\n");
		}
	}
}